lektieplan.dk DNS records

🖥️ Nameservers2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.199.108.153	3600s	cdn-185-199-108-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—

📧 MX Records7 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	209.85.233.26 2a00:1450:4010:c0f::1a 2a00:1450:4010:c0f::1a	lr-in-f26.1e100.net lt-in-f26.1e100.net lt-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	43200s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx2.googlemail.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx3.googlemail.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx4.googlemail.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx5.googlemail.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	lektieplan.dk → 185.199.108.153
🔶 Autoconfig	lektieplan.dk → 185.199.108.153

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 173ms

TXT Record
google-site-verification=kOQC7w81ly60RMejQDZK4TR7MhscQeAmvDxdxzy6a0c
spf2.0/pra include:_spf.google.com ?all
v=spf1 a mx include:_spf.google.com -all

✉️ SPF

Policy	Record (lektieplan.dk)
-all (hard fail)	v=spf1 a mx include:_spf.google.com -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.lektieplan.dk	lektieplan.dk

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC75ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026081001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

45ms

MX

39ms

AAAA

33ms

TXT

173ms

CAA

46ms

HTTPS

40ms

TLSA

522ms

SOA

0ms

MTA-STS

52ms

DNSSEC

75ms

SRV

67ms

Total

2031ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-10 14:21:13	2031ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-07-18 00:05:28	1428ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-07-10 20:34:57	1260ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-28 03:00:01	1750ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-26 21:16:52	865ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-26 12:35:53	1983ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-26 07:40:48	1075ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-26 02:32:15	1876ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-23 00:40:18	1004ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-17 12:16:02	1451ms	2 NS 1 A 7 MX	🔒 Secure	View